Picrite vs Dacite Characteristics
Though some rocks look identical, they have certain characteristics which distinguish them from others. Characteristics of rocks include texture, appearance, color, fracture, streak, hardness etc. Picrite vs Dacite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Picrite and Properties of Dacite. Learn more about Picrite vs Dacite in the next section. The interior uses of Picrite include Countertops, Decorative aggregates, Homes and Interior decoration whereas the interior uses of Dacite include Decorative aggregates, Entryways and Interior decoration. Due to some exceptional properties of Picrite and Dacite, they have various applications in construction industry. The uses of Picrite in construction industry include As a sintering agent in steel industry to process iron ore, Cement manufacture, For road aggregate, Manufacture of magnesium and dolomite refractories, Roadstone, Used for flooring, stair treads, borders and window sills. and that of Dacite include As dimension stone, Construction aggregate, For road aggregate, Landscaping.
More about Picrite and Dacite
Here you can know more about Picrite and Dacite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Picrite and Dacite consists of mineral content and compound content. The mineral content of Picrite includes Biotite, Olivine, Plagioclase, Pyrrhotite and mineral content of Dacite includes Amphibole, Apatite, Biotite, Feldspar, Garnet, Hornblade, Magnetite, Plagioclase, Pyroxene, Quartz, Zircon. You can also check out the list of all Igneous Rocks. When we have to compare Picrite vs Dacite, the texture, color and appearance plays an important role in determining the type of rock. Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors whereas, Dacite is available in bluish - grey, brown, grey, light to dark grey colors. Appearance of Picrite is Rough and Shiny and that of Dacite is Vesicular. Properties of rock is another aspect for Picrite vs Dacite. The hardness of Picrite is 6.8 and that of Dacite is 2-2.25. The types of Picrite are Oceanite whereas types of Dacite are Footwall Dacite, Hanging wall Dacite, Tuff and Biotite Dacite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Picrite and Dacite is white, greenish white or grey. The specific heat capacity of Picrite is 0.88 kJ/Kg K and that of Dacite is 0.92 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Picrite is heat resistant whereas Dacite is heat resistant, impact resistant, pressure resistant, wear resistant.